package collection;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;

/**
 * 新循环遍历数组和集合
 * 语法:
 *   for(元素类型 变量名 : 集合或数组){
 *       循环体
 *   }
 */
public class NewForDemo {
    public static void main(String[] args) {
        String[] array = {"one","two","three","four","five"};
        for(int i=0;i<array.length;i++){
            System.out.println(array[i]);
        }
        for(String str : array){
            System.out.println(str);
        }

        Collection c = new ArrayList();
        c.add("one");
        c.add("two");
        c.add("three");
        c.add("four");
        c.add("five");
        Iterator it = c.iterator();
        while(it.hasNext()){
            String str = (String)it.next();
            System.out.println(str);
        }
        for(Object obj : c){
            String str = (String)obj;
            System.out.println(str);
        }
    }
}














